A skilled flyer still has to earn her wings on as savage a planet as this. It's "The Storms of Windhaven" by Lisa Tuttle and George R. R. Martin, from the May 1975 issue of Analog Science Fiction!
https://sffremembrance.com/2024/02/17/novella-review-the-storms-of-windhaven-by-lisa-tuttle-and-george-r-r-martin/
#sciencefiction #lisatuttle #grrm